ISO 49:1994/Amd.1:2018 Malleable cast iron fittings threaded to ISO 7-1 AMENDMENT 1: Chemical composition of the zinc coating — adjustment to actual requirements regarding hazardous substances
2018ISO 49:1994/Amd 1:2018 Malleable cast iron fittings threaded to ISO 7-1 — Amendment 1: Chemical composition of the zinc coating — adjustment to actual requirements regarding hazardous substances
1997ISO 49:1994/cor 1:1997 Malleable cast iron fittings threaded to ISO 7-1; Technical Corrigendum 1
1994ISO 49:1994 Malleable cast iron fittings threaded to ISO 7-1
1983ISO 49:1983 Malleable cast iron fittings threaded to ISO 7/1